Fix error decoding certain statuses on pixelfed

Packages/Pachyderm/Sources/Pachyderm/Model/Status.swift

@@ -66,7 +66,8 @@ public final class Status: StatusProtocol, Decodable, Sendable {
         self.inReplyToID = try container.decodeIfPresent(String.self, forKey: .inReplyToID)
         self.inReplyToAccountID = try container.decodeIfPresent(String.self, forKey: .inReplyToAccountID)
         self.reblog = try container.decodeIfPresent(Status.self, forKey: .reblog)
-        self.content = try container.decode(String.self, forKey: .content)
+        // pixelfed statuses may have null content
+        self.content = try container.decodeIfPresent(String.self, forKey: .content) ?? ""
         self.createdAt = try container.decode(Date.self, forKey: .createdAt)
         self.emojis = try container.decodeIfPresent([Emoji].self, forKey: .emojis) ?? []
         self.reblogsCount = try container.decode(Int.self, forKey: .reblogsCount)